WOLVERINE TUBE, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 4358
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 4152
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 353
 
  
 
B01D SEPARATION 1133
 
  
 
B21J FORGING; HAMMERING; PRESSING; RIVETING; FORGE FURNACES 119
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 151

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0202,724 Double-Sided Micro Fin Plate for Plate Heat ExchangerJan 22, 15Jul 23, 15[B23P]
2015/0121,701 Cold Plate with PinsJan 14, 15May 07, 15[B23P, H05K, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9681580 Method of producing an enhanced base plateAug 31, 12Jun 13, 17[H01L, H05K]
9655294 Method of producing electronics substrate with enhanced direct bonded metalJun 17, 14May 16, 17[H01L, B23P, H05K]
8938880 Method of manufacturing an integrated cold plate for electronicsFeb 19, 13Jan 27, 15[H01L]
5597039 Evaporator tubeOct 27, 95Jan 28, 97[F28F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0026,692 ELECTRONICS SUBSTRATE WITH ENHANCED DIRECT BONDED METALAbandonedJul 26, 11Feb 02, 12[H05K]
2011/0139,411 Heat Transfer Surface for Electronic CoolingAbandonedDec 21, 10Jun 16, 11[F28F]
2011/0079,376 COLD PLATE WITH PINSAbandonedOct 03, 09Apr 07, 11[F28F, B21D]
7861408 Heat transfer surface for electronic coolingExpiredJun 06, 06Jan 04, 11[B21D, H05K]
2009/0178,789 HEAT EXCHANGER WITH VARYING TUBE DESIGNAbandonedDec 22, 08Jul 16, 09[F28D]
2009/0049,861 Heat Exchanger with Sloped BafflesAbandonedAug 20, 08Feb 26, 09[F25B, F28F]
2009/0008,069 FINNED TUBE WITH STEPPED PEAKSAbandonedJul 03, 08Jan 08, 09[F28D]
2008/0235,950 CONDENSING TUBE WITH CORRUGATED FINSAbandonedFeb 29, 08Oct 02, 08[B23P, F28F]
2008/0236,803 FINNED TUBE WITH INDENTATIONSAbandonedMar 26, 08Oct 02, 08[F28F]
2004/0069,467 Heat transfer tube and method of and tool for manufacturing heat transfer tube having protrusions on inner surfaceAbandonedJun 10, 03Apr 15, 04[F28F]
2003/0009,883 Method of making an improved heat transfer tube with grooved inner surfaceAbandonedApr 25, 02Jan 16, 03[F28F, B21D]
4915166 Titanium heat exchange tubesExpiredOct 30, 85Apr 10, 90[F28F]
4729155 Method of making heat transfer tube with improved outside surface for nucleate boilingExpiredSep 16, 86Mar 08, 88[B21D]
4692978 Method for making heat exchange tubesExpiredJun 24, 85Sep 15, 87[B21D, B23D]
4660630 Heat transfer tube having internal ridges, and method of making sameExpiredJun 12, 85Apr 28, 87[F28F]
4616391 Apparatus for making heat exchange tubesExpiredJun 24, 85Oct 14, 86[B23P, B21D]
4448615 Method of spot annealing tubingExpiredDec 15, 82May 15, 84[C21D]
4428106 Method of making double wall tubing assemblyExpiredApr 26, 82Jan 31, 84[B21D]
4428563 Apparatus for spot annealing tubingExpiredJan 26, 83Jan 31, 84[C21D]
4422233 Method for producing high temperature electrical connectionExpiredSep 30, 82Dec 27, 83[H01G]

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